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Controls and Indicators
Speaker Circuit - TB1 Terminals 3(+) & 4(-) Style Y, 5(+) & 6(-) Style Z, 1 & 2 Shield (Standby and Alarm
Polarity Shown)
Power-limited circuitry
Operation: Circuit can be wired Style Y or Style Z
Normal Operating Voltage: 25 V
module into P1 of audio amplifier).
Output Power: 25 watts (20 watts when background music is employed).
Maximum total capacitance for each speaker circuit: 250 uF.
End-of-Line Resistor for Style Y circuit: Model R-20K, ½ watt P/N 75477.
Master CMD Out - TB6 Terminals 1(-) & 2(+)
Provides trigger for additional units. Will drive MR-101C or MR-201C relays (manufactured by Air Products and
Controls) to provide alarm relay contacts.
Supervised and power-limited circuitry
Operation: Output reverses polarity on activation of Manual Evacuate switch or when either CMD1 or CMD2 are
activated (in alarm)
Normal Operating Voltage: 24 VDC regulated, filtered. Reverse Polarity Current: 60 mA maximum.
Standby Voltage: -5 VDC. Short Circuit Current: 0.5 mA.
Specific Application Power - TB4 Terminals 1(-) & 2(+)
Up to 35 mA @ 24 VDC is available for powering control modules and associated End-of-Line power supervision
relays.
Power-limited circuitry. Refer to Appendix D for compatible devices.
Form-C Trouble Relay - TB1
TB1 Form-C relay contact rating: 2.0 amps @ 30 VDC (resistive), 0.6 amps @ 125 VAC (resistive).
External Audio Input
RCA Jack Input (female connector)
Input Impedance: 3K ohms maximum
Input Voltage: 700 mV
Input Current: 1 mA maximum @ 700 mV
Requires a preamplifier output. Mates to an RCA phono 'plug' - 3mm diameter, 10mm length, 9mm shell
diameter.
1.3
Controls and Indicators
Front Panel Switches:
•
Two Position Toggle Switch:
•
TROUBLE SILENCE (REC) - momentary depression silences
the local piezo when system is in trouble condition. Switch is also
used for recording customized messages. See "S1 DIP Switch
Settings" on page 15 and "S5 DIP Switch Settings" on page 16 for
additional information on recording messages.
•
MESSAGE PLAYBACK - for reviewing recorded message
(requires optional FC-LPS module).
Technical Manuals Online! - http://www.tech-man.com
(70.7 V
RMS
maximum
RMS
MANUAL EVACUATE - up position (latching)
MESSAGE OVERRIDE (microphone paging) - down
position (momentary)
firealarmresources.com
operation possible by plugging optional FC-XRM70 conversion
RMS
Document #50580
Rev. C
8/12/97
P/N 50580:C
Controls and Indicators
FIGURE 1-3:
11
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